Home / 104,170.90-143,755.14-58,863.55

Finding the Fourth Proportional to 104,170.90, 143,755.14 and 58,863.55

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Solution

The fourth proportional to 104,170.90, 143,755.14 and 58,863.55 is: 81,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,170.90 : 143,755.14 = 58,863.55 : x
  2. Step 2: Convert to fraction form
    104,170.90/143,755.14 = 58,863.55/x
  3. Step 3: Cross multiply
    104,170.90x = 143,755.14 × 58,863.55
  4. Step 4: Simplify right side
    104,170.90x = 8,461,937,871.15
  5. Step 5: Solve for x
    x = 8,461,937,871.15/104,170.90
  6. Step 6: Final answer
    x = 81,231.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.